print(ord("a"))
print(ord("A"))
print(ord("中"))
print(chr(33521))

l = "中国"
print(l.encode("utf-8"))
print(b"\xe4\xb8\xad\xe5\x9b\xbd".decode("utf-8"))
print(l.encode("gbk"))
print(b"\xd6\xd0\xb9\xfa".decode("gbk"))

